Cita APA (7th ed.)
Mansfield, E. (1968). Industrial research and technological innovation: An econometric analysis ([1st ed.].). Norton.
Cita Chicago (17th ed.)
Mansfield, Edwin. Industrial Research and Technological Innovation: An Econometric Analysis. [1st ed.]. New York: Norton, 1968.
Cita MLA (9th ed.)
Mansfield, Edwin. Industrial Research and Technological Innovation: An Econometric Analysis. [1st ed.]. Norton, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.